xú niáng bàn lǎo
middle-aged but still attractive woman
lady of a certain age
徐
xú
slowly
娘
niáng
variant of 娘[niang2]
半
bàn
half
老
lǎo
prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity